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revolution
noun
a
sudden
and
complete
change
of
government
or
political
system
,
usually
brought
about
by
the
people
through
protest
,
rebellion
,
or
force
•
The
French
revolution
of
1789
changed
the
course
of
European
history
.
The
French
revolution
of
1789
changed
the
course
of
European
history
.
•
After
years
of
oppression
,
the
people
finally
staged
a
revolution
and
toppled
the
dictator
.
After
years
of
oppression
,
the
people
finally
staged
a
revolution
and
toppled
the
dictator
.
Late
Middle
English
from
Old
French
,
from
late
Latin
revolutio
(
n-
),
from
revolvere
‘
roll
back
,
turn
over
’.
noun
a
very
great
and
fast
change
in
ideas
,
methods
,
or
technology
that
completely
transforms
a
field
or
way
of
life
•
The
digital
revolution
transformed
how
we
communicate
.
The
digital
revolution
transformed
how
we
communicate
.
•
Some
experts
say
that
artificial
intelligence
will
spark
the
next
revolution
in
medicine
.
Some
experts
say
that
artificial
intelligence
will
spark
the
next
revolution
in
medicine
.
noun
one
complete
orbit
that
a
planet
,
moon
,
or
other
object
makes
around
another
body
in
space
•
The
Earth's
revolution
around
the
Sun
takes
about
365
days
.
The
Earth's
revolution
around
the
Sun
takes
about
365
days
.
•
A
comet's
long
,
elliptical
revolution
can
take
hundreds
of
years
.
A
comet's
long
,
elliptical
revolution
can
take
hundreds
of
years
.
noun
one
complete
turn
of
an
object
around
its
own
center
or
axis
•
The
engine
runs
at
3
,
000
revolutions
per
minute
.
The
engine
runs
at
3
,
000
revolutions
per
minute
.
•
One
full
revolution
of
the
wheel
moves
the
bike
forward
by
two
meters
.
One
full
revolution
of
the
wheel
moves
the
bike
forward
by
two
meters
.
evolution
noun
-
evolution
the
slow
change
in
living
things
over
many
generations
that
can
eventually
create
new
species
•
Scientists
study
the
evolution
of
birds
from
dinosaurs
.
Scientists
study
the
evolution
of
birds
from
dinosaurs
.
•
Charles
Darwin
’
s
book
explained
how
natural
selection
drives
evolution
.
Charles
Darwin
’
s
book
explained
how
natural
selection
drives
evolution
.
from
Latin
evolutio
“
unrolling
,
opening
,”
later
used
in
biology
for
the
idea
of
organisms
unfolding
or
developing
over
time
noun
a
slow
and
steady
development
or
change
in
something
,
such
as
an
idea
,
product
,
or
situation
•
The
rapid
evolution
of
smartphones
has
changed
the
way
we
communicate
.
The
rapid
evolution
of
smartphones
has
changed
the
way
we
communicate
.
•
Her
cooking
skills
went
through
an
evolution
from
simple
dishes
to
gourmet
meals
.
Her
cooking
skills
went
through
an
evolution
from
simple
dishes
to
gourmet
meals
.
noun
a
planned
movement
or
series
of
movements
,
especially
by
soldiers
,
ships
,
or
aircraft
,
carried
out
for
practice
or
show
•
The
troops
practiced
a
complicated
evolution
on
the
parade
ground
.
The
troops
practiced
a
complicated
evolution
on
the
parade
ground
.
•
During
the
naval
display
,
the
ships
performed
a
synchronized
evolution
.
During
the
naval
display
,
the
ships
performed
a
synchronized
evolution
.